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/*
* This file is part of FFmpeg.
*
* FFmpeg is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* FFmpeg is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "config.h"
#include "libavutil/attributes.h"
#include "libavutil/riscv/cpu.h"
#include "libswscale/swscale_internal.h"
void ff_range_lum_to_jpeg_16_rvv(int16_t *, int);
void ff_range_chr_to_jpeg_16_rvv(int16_t *, int16_t *, int);
void ff_range_lum_from_jpeg_16_rvv(int16_t *, int);
void ff_range_chr_from_jpeg_16_rvv(int16_t *, int16_t *, int);
av_cold static void ff_sws_init_range_convert_riscv(SwsContext *c, int flags)
{
#if HAVE_RVV
static const struct {
void (*lum)(int16_t *, int);
void (*chr)(int16_t *, int16_t *, int);
} convs[2] = {
{ ff_range_lum_to_jpeg_16_rvv, ff_range_chr_to_jpeg_16_rvv },
{ ff_range_lum_from_jpeg_16_rvv, ff_range_chr_from_jpeg_16_rvv },
};
if (c->srcRange != c->dstRange && !isAnyRGB(c->dstFormat) &&
c->dstBpc <= 14 &&
(flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB_ADDR)) {
bool from = c->srcRange != 0;
c->lumConvertRange = convs[from].lum;
c->chrConvertRange = convs[from].chr;
}
#endif
}
#define RVV_INPUT(name) \
void ff_##name##ToY_rvv(uint8_t *dst, const uint8_t *src, const uint8_t *, \
const uint8_t *, int w, uint32_t *coeffs, void *); \
void ff_##name##ToUV_rvv(uint8_t *, uint8_t *, const uint8_t *, \
const uint8_t *, const uint8_t *, int w, \
uint32_t *coeffs, void *); \
void ff_##name##ToUV_half_rvv(uint8_t *, uint8_t *, const uint8_t *, \
const uint8_t *, const uint8_t *, int w, \
uint32_t *coeffs, void *)
RVV_INPUT(abgr32);
RVV_INPUT(argb32);
RVV_INPUT(bgr24);
RVV_INPUT(bgra32);
RVV_INPUT(rgb24);
RVV_INPUT(rgba32);
av_cold void ff_sws_init_swscale_riscv(SwsContext *c)
{
int flags = av_get_cpu_flags();
#if HAVE_RVV
if ((flags & AV_CPU_FLAG_RVV_I32) && (flags & AV_CPU_FLAG_RVB_ADDR)) {
switch (c->srcFormat) {
case AV_PIX_FMT_ABGR:
c->lumToYV12 = ff_abgr32ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_abgr32ToUV_half_rvv;
else
c->chrToYV12 = ff_abgr32ToUV_rvv;
break;
case AV_PIX_FMT_ARGB:
c->lumToYV12 = ff_argb32ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_argb32ToUV_half_rvv;
else
c->chrToYV12 = ff_argb32ToUV_rvv;
break;
case AV_PIX_FMT_BGR24:
c->lumToYV12 = ff_bgr24ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_bgr24ToUV_half_rvv;
else
c->chrToYV12 = ff_bgr24ToUV_rvv;
break;
case AV_PIX_FMT_BGRA:
c->lumToYV12 = ff_bgra32ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_bgra32ToUV_half_rvv;
else
c->chrToYV12 = ff_bgra32ToUV_rvv;
break;
case AV_PIX_FMT_RGB24:
c->lumToYV12 = ff_rgb24ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_rgb24ToUV_half_rvv;
else
c->chrToYV12 = ff_rgb24ToUV_rvv;
break;
case AV_PIX_FMT_RGBA:
c->lumToYV12 = ff_rgba32ToY_rvv;
if (c->chrSrcHSubSample)
c->chrToYV12 = ff_rgba32ToUV_half_rvv;
else
c->chrToYV12 = ff_rgba32ToUV_rvv;
break;
}
}
#endif
ff_sws_init_range_convert_riscv(c, flags);
}
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